It may be that a more subtle person would find for this thing a reason of greater subtlety: but such is the reason that I find, and that liketh me best.
The philosopher is in love with truth, that is, not with the changing world of sensation, which is the object of opinion, but with the unchanging reality which is the object of knowledge.
Migrants come up and no longer seek to evade the Border Patrol, but are actually left at the border by their smugglers. And they seek out Border Patrol agents or Customs and Border Protection officials to surrender to them and request political asylum. That's the way in which they get entry into a system that will eventually release them into the country.
Unless you count the political backdrop, which in any case is a familiar one to many international readers, I don't think there's anything that I would call essentially Brazilian in João Gilberto Noll work. In that regard, it translates very well to a cosmopolitan audience.